We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.

Subject / Started by Last post
2 Replies
505 Views
Last post March 27, 2022, 0855 UTC
by Bali_Frank
2 Replies
497 Views
Last post May 24, 2021, 2049 UTC
by Bali_Frank
0 Replies
282 Views
Last post July 06, 2020, 2127 UTC
by Ray Lalleu
1 Replies
922 Views
Last post August 30, 2019, 2223 UTC
by ukdxer
0 Replies
348 Views
Last post June 11, 2025, 1657 UTC
by Ray Lalleu
1 Replies
413 Views
Last post August 26, 2024, 2214 UTC
by europirate
0 Replies
216 Views
Last post September 01, 2023, 1847 UTC
by Ray Lalleu
0 Replies
343 Views
Last post August 16, 2022, 1722 UTC
by Ray Lalleu
4 Replies
642 Views
Last post September 13, 2021, 2008 UTC
by raypfaff
0 Replies
390 Views
Last post December 28, 2019, 1325 UTC
by Ray Lalleu
0 Replies
511 Views
Last post February 14, 2021, 1955 UTC
by Ray Lalleu
0 Replies
406 Views
Last post April 25, 2019, 1817 UTC
by Ray Lalleu
0 Replies
191 Views
Last post April 21, 2024, 0703 UTC
by Ray Lalleu
2 Replies
534 Views
Last post May 01, 2022, 1946 UTC
by kris
1 Replies
348 Views
Last post August 22, 2020, 2257 UTC
by kris
0 Replies
337 Views
Last post October 19, 2023, 2055 UTC
by Ray Lalleu
2 Replies
459 Views
Last post October 27, 2021, 1832 UTC
by Ray Lalleu
1 Replies
354 Views
Last post February 23, 2020, 1450 UTC
by Ray Lalleu
0 Replies
149 Views
Last post January 14, 2025, 1652 UTC
by Ray Lalleu
4 Replies
882 Views
Last post January 28, 2022, 2116 UTC
by ChrisSmolinski

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns